A) no B) yes
A) argon B) nitrogen C) helium
A) solute B) solvent C) suspension
A) solute B) suspension C) solvent
A) water B) salt C) alcohol D) oil
A) 21 % oxygen B) 0.04 % carbon dioxide C) 78 % nitrogen D) 100 % radon
A) mud, salt, coffee B) oxygen, carbon dioxide, water vapor C) baking soda, sugar, fructose
A) dissociation B) ionization C) dispersion D) polarization
A) covalent ; ionic B) nonpolar; ionized C) ionic ; polar
A) dispersion B) polarization C) dissociation
A) ionic B) polar C) nonpolar D) valence
A) dissociation B) dispersion C) ionization
A) polarization B) ionization C) dispersion
A) H3O+ B) OH- C) NH4+
A) nonelectrolyte B) electrolyte
A) acid B) base C) neutral
A) remains the same B) increases C) decreases
A) remains the same B) decreases C) increases
A) hydraulic fluid B) transmission fluid C) gasoline D) antifreeze
A) remains the same B) decreases C) increases
A) homogeneous B) heterogeneous C) endothermic D) exothermic
A) heterogeneous B) homogeneous C) endothermic D) exothermic
A) the freezing point changes B) it absorbs heat when the solute dissolves C) the boiling point changes D) it releases cold when the solute dissolves
A) the color of the solute and solvent B) stirring the solutions C) the surface area of the solute D) the temperature of the solvent
A) heat up the solution B) stir the solution C) cool off the solution D) add more sugar to the solution
A) nonpolar; polar B) covalent;nonpolar C) polar;covalent D) ionic; ionic
A) the heat increases the solubility of gases B) hydrogen escapes the water C) dissolved gasses come out of solution D) greenhouse gases are produced
A) the temperature decreases B) the sugar in the soda makes the bubbles C) the pressure is suddenly reduced D) the water in the soda has a high freezing point
A) sulfuric acid B) lactic acid C) boric acid D) carbonic acid
A) bubonic acid B) phosphoric acid C) hydrochloric acid D) nitric acid
A) sweet B) bitter C) sour
A) it turns yellow B) it turns red C) it turns black D) it turns blue
A) CH4 B) H3O+ C) CO32- D) OH-
A) sweet B) bitter C) sour
A) powdery B) slippery C) sticky
A) it turns blue B) it turns white C) it turns red D) it turn pink
A) ethylene glycol B) phenolphthalein C) ammonium nitrate D) sodium acetate
A) base reduction B) combustion C) oxidation D) neutralization
A) salt and water B) gas and water C) rust and salt D) sugar and water |